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JPS5643496A - Reduction of resin content in producing cellulose pulp from lignocellulose material - Google Patents

Reduction of resin content in producing cellulose pulp from lignocellulose material

Info

Publication number
JPS5643496A
JPS5643496A JP11824580A JP11824580A JPS5643496A JP S5643496 A JPS5643496 A JP S5643496A JP 11824580 A JP11824580 A JP 11824580A JP 11824580 A JP11824580 A JP 11824580A JP S5643496 A JPS5643496 A JP S5643496A
Authority
JP
Japan
Prior art keywords
reduction
resin content
cellulose pulp
producing cellulose
lignocellulose material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP11824580A
Other languages
English (en)
Other versions
JPH0114357B2 (ja
Inventor
Ingubaru Rindaaru Yonasu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mo och Domsjo AB filed Critical Mo och Domsjo AB
Publication of JPS5643496A publication Critical patent/JPS5643496A/ja
Publication of JPH0114357B2 publication Critical patent/JPH0114357B2/ja
Granted legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
JP11824580A 1979-09-12 1980-08-26 Reduction of resin content in producing cellulose pulp from lignocellulose material Granted JPS5643496A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7907557A SE418628B (sv) 1979-09-12 1979-09-12 Forfarande for hartshaltsminskning vid framstellning av cellulosamassor ur lignocellulosamaterial

Publications (2)

Publication Number Publication Date
JPS5643496A true JPS5643496A (en) 1981-04-22
JPH0114357B2 JPH0114357B2 (ja) 1989-03-10

Family

ID=20338805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11824580A Granted JPS5643496A (en) 1979-09-12 1980-08-26 Reduction of resin content in producing cellulose pulp from lignocellulose material

Country Status (11)

Country Link
JP (1) JPS5643496A (ja)
AT (1) AT374512B (ja)
AU (1) AU524841B2 (ja)
BR (1) BR8005524A (ja)
CA (1) CA1157209A (ja)
CH (1) CH651083A5 (ja)
DE (1) DE3034042C2 (ja)
FI (1) FI68680C (ja)
FR (1) FR2465026A1 (ja)
NO (1) NO155498C (ja)
SE (1) SE418628B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4444621A (en) * 1980-11-21 1984-04-24 Mo Och Domsjo Aktiebolag Process and apparatus for the deresination and brightness improvement of cellulose pulp
SE8405128L (sv) * 1984-10-15 1986-04-16 Kamyr Ab Behandling av hogutbytesmassa
SE502321C2 (sv) * 1994-03-04 1995-10-02 Kvaerner Pulping Tech Förfarande vid ozonblekning av sulfitmassa
US5728265A (en) * 1995-06-12 1998-03-17 Henkel Corporation Process for enhancing white liquor penetration into wood chips by contacting the chips with a mixture of the white liquor and a polymethylalkyl siloxane
FI20105799A0 (fi) 2010-07-13 2010-07-13 Olli Joutsimo Parantunut kemiallisen massan valmistusprosessi

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE84946C (ja) *
DE363666C (de) * 1918-01-23 1922-11-11 Carl G Schwalbe Dr Verfahren zur Entfernung von Harz, Fett, Wachs u. dgl. aus Pflanzenstoffen, insbesondere aus Holz und Holzzellstoffen
US2000562A (en) * 1933-07-06 1935-05-07 Patentaktiebolaget Grondal Ram Process of removing resin from sulphite cellulose
US2224159A (en) * 1937-09-27 1940-12-10 Rayonier Inc Process for purifying wood pulp

Also Published As

Publication number Publication date
FI802742A (fi) 1981-03-13
DE3034042C2 (de) 1985-08-22
SE7907557L (sv) 1981-03-13
AU6219580A (en) 1981-03-19
AT374512B (de) 1984-05-10
NO155498C (no) 1994-11-21
CH651083A5 (en) 1985-08-30
BR8005524A (pt) 1981-03-17
ATA457680A (de) 1983-09-15
FI68680C (fi) 1985-10-10
FR2465026A1 (fr) 1981-03-20
FR2465026B1 (ja) 1983-08-19
JPH0114357B2 (ja) 1989-03-10
FI68680B (fi) 1985-06-28
NO802658L (no) 1981-03-13
DE3034042A1 (de) 1981-04-02
AU524841B2 (en) 1982-10-07
SE418628B (sv) 1981-06-15
CA1157209A (en) 1983-11-22
NO155498B (no) 1986-12-29

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